linux-kernel - Re: [PATCH v9 01/15] ARM: Add Krait L2 register accessor functions

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Message-ID: <152769571081.144038.4314499217001219157@swboyd.mtv.corp.google.com>
Date:   Wed, 30 May 2018 08:55:10 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Sricharan R <sricharan@...eaurora.org>
Cc:     robh@...nel.org, viresh.kumar@...aro.org, mark.rutland@....com,
        mturquette@...libre.com, sboyd@...eaurora.org,
        linux@...linux.org.uk, andy.gross@...aro.org,
        david.brown@...aro.org, rjw@...ysocki.net,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        linux-pm@...r.kernel.org, linux@....linux.org.uk
Subject: Re: [PATCH v9 01/15] ARM: Add Krait L2 register accessor functions

Quoting Sricharan R (2018-05-24 22:40:11)
> Hi Bjorn,
> 
> On 5/24/2018 11:09 PM, Bjorn Andersson wrote:
> > On Tue 06 Mar 06:38 PST 2018, Sricharan R wrote:
> > 
> >> From: Stephen Boyd <sboyd@...eaurora.org>
> >>
> >> Krait CPUs have a handful of L2 cache controller registers that
> >> live behind a cp15 based indirection register. First you program
> >> the indirection register (l2cpselr) to point the L2 'window'
> >> register (l2cpdr) at what you want to read/write.  Then you
> >> read/write the 'window' register to do what you want. The
> >> l2cpselr register is not banked per-cpu so we must lock around
> >> accesses to it to prevent other CPUs from re-pointing l2cpdr
> >> underneath us.
> >>
> >> Cc: Mark Rutland <mark.rutland@....com>
> >> Cc: Russell King <linux@....linux.org.uk>
> >> Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
> > 
> > This should have your signed-off-by here as well.
> > 
> 
>  ok.
> 
> > Apart from that:
> > 
> > Acked-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> > 
> 

Will these patches come around again? I'll do a quick sweep on them
today but I expect them to be resent.